subject:"perf lock record fails"

Re: perf lock record fails

2012-07-08 Thread David Ahern

On 7/6/12 7:06 PM, Namhyung Kim wrote: Hi, David On Fri, 06 Jul 2012 11:27:39 -0600, David Ahern wrote: What config options need to be enabled for 'perf lock record' to work? I tried a number of custom builds and stock Fedora kernels. I always get: $ perf lock record -- sleep 1 invalid or unsu

Re: perf lock record fails

2012-07-06 Thread Namhyung Kim

Hi, David On Fri, 06 Jul 2012 11:27:39 -0600, David Ahern wrote: > What config options need to be enabled for 'perf lock record' to work? > I tried a number of custom builds and stock Fedora kernels. I always > get: > > $ perf lock record -- sleep 1 > invalid or unsupported event: 'lock:lock_acqui

perf lock record fails

2012-07-06 Thread David Ahern

What config options need to be enabled for 'perf lock record' to work? I tried a number of custom builds and stock Fedora kernels. I always get: $ perf lock record -- sleep 1 invalid or unsupported event: 'lock:lock_acquire' Though trace_lock_acquire exists, CONFIG_LOCKDEP is set, and ftrace is